<template>
  <div>
    <h1>一个One</h1>
  </div>
</template>

<script>
export default {
  name:"One",
 mounted(){
  console.log("+++++mounted");
 },
 destroyed(){
  console.log("+++++destroyed");
 },
 activated(){
  console.log("activated");
 },
 deactivated(){
  console.log("deactivated");
 }
}
</script>

<style>

</style>